Steven Bentley's posts

Considerations related to Brazil-US FAA – ANAC Bi-Lateral

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ANAC Brazil–US FAA bilateral agreement aviation compliance banner showing aircraft wing at sunrise with Sofema Aviation Services branding

February 04, 2026

Steven Bentley

Introduction – Executive Summary: The Framework The regulatory relationship between Brazil (ANAC – Agência Nacional de Aviação Civil) and the US (FAA) is governed by two primary documents. BASA (The Treaty): The high-level executive agreement signed between the two governments. It establishes the legal framework for cooperation and technical assistance in aviation safety. IPA (The Rulebook): The technical…

Sofema Aviation Services introduces an upcoming webinar dedicated to navigating EASA Part 21 G and 21 J regulations

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regulations image

February 03, 2026

Steven Bentley

Sofema Aviation Services (SAS) is pleased to announce an upcoming webinar designed to guide aviation professionals through the complexities of EASA Part 21 Subpart G (Production) and Subpart J (Design) regulations.  Join us for an interactive live webinar workshop on Tuesday, 10 February, from 10:30 am to 13:00 (Sofia, Bulgaria time). Register here In this…

Complying with EASA Part IS Requirements – How to Define Aviation Critical Systems and Aviation Critical Security Patches.

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An educational graphic by Sofema Aviation Services regarding EASA Part-IS compliance, featuring a digital radar screen and a glowing blue security shield with a keyhole icon.

February 02, 2026

Steven Bentley

Sofema Aviation Services (SAS) considers key aspects of EASA Information Security & Cyber System (Critical System & Critical Patch Considerations) Based on the need to ensure compliance with EASA Regulations and the Information Security Management Manual (ISMM), the following criteria define Aviation Critical Systems and Aviation Critical Security Patches. Critical System – Impact on Safety/Airworthiness; RPO ≤ 24 Hours;…

Invoking ICAO Article 38-Filing a Difference

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Two men in professional attire reviewing documents in an office, with a text overlay reading "Invoking ICAO Article 38 – Filing a Difference" and the Sofema Aviation Services logo.

January 30, 2026

Steven Bentley

Sofema Aviation Services (SAS) considers the process whereby member states may file a difference with ICAO SARP’s Introduction Invoking Article 38 of the Chicago Convention is formally known in the aviation community as “Filing a Difference.” It is not a legal defense mechanism used in court, but a formal administrative procedure where a Member State officially…